Pressure relief plate



FIG. 1 is a front elevational view of a pressure relief plate showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side elevational view thereof; and,

FIG. 4 is an end elevational view thereof, the opposite end being a mirror image of that shown. 

The ornamental design for a pressure relief plate, as shown and described. 